Piezoelectric Modulation of Excitonic Properties in Monolayer WSe2 under Strong Dielectric Screening.
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DOI: 10.1021/acsnano.1c04269
Abstract: We investigate the interaction of excitons in monolayer WSe2 with the piezoelectric field of surface acoustic wave (SAW) at room temperature using photoluminescence (PL) spectroscopy and report a large in-plane exciton polarizability of 8.43 ±… read more here.
Keywords: excitonic properties; dielectric screening; field; strong dielectric ... See more keywords